周一盘前，西方石油（OXY）股价大涨5.01%，引起市场广泛关注。这一显著涨幅可能与公司内部人士近期的买入行为有关。
根据美国银行的最新报告，西方石油是标普500成分股中内部人买入比例最高的公司之一。数据显示，过去三个月内，西方石油的内部人买入占流通股比例达到0.11%，这一数字在标普500成分股中排名第三。
美国银行股票与量化策略主管Savita Subramanian指出，内部人士的操作可视为"最聪明的资金"，通常在股价下跌时买入以支撑股价。这种行为往往被视为一个强烈的看好信号，可能预示着公司未来的良好表现。投资者可能正积极响应这一信号，推动西方石油股价上涨。
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